Method and System of Displaying Related Keywords

A method and a system of displaying related keywords are provided. The method includes: receiving a primary keyword inputted by a user and a request for retrieving keywords related to the primary keyword; recording a frequency of the retrieving request corresponding to the primary keyword; selecting a candidate group of related keywords based on the frequency from the groups of related keywords corresponding to the primary keyword; and displaying the related keywords in the candidate group of related keywords. The system includes: an interface unit, a recording unit, an acquiring unit and a displaying unit. The disclosed method and system retrieve different groups of related keywords based on the frequency of the request for retrieving keywords related to a certain primary keyword, and display the retrieved related keywords in a rotating manner and allow a user to obtain the related keywords in an easier and more complete way.